diff --git a/Python-web-frameworks.md b/Python-web-frameworks.md
index e816155..5cd7263 100644
--- a/Python-web-frameworks.md
+++ b/Python-web-frameworks.md
@@ -1,4 +1,8 @@
-# Sources
+## Rules
+
+1. Only frameworks with updates in the past 3 years will be demoed in the project
+
+## Sources
 
 * https://wiki.python.org/moin/WebFrameworks/
 * https://awesome-python.com/#web-frameworks